Statistical Measures and Summarize Data

What is the general shape of the distribution?

• Skewed Left

• Skewed Right

• Symmetric

• Uniform

This data set has an outlier: 0, 40, 50, 60, 60, 70, 80, 80 How would the median and the mean be affected if the outlier were removed? The mean would ​ (a)   , while the median would ​ (b)   .

• increase

• stay the same

• decrease

-sum divided by number of addends

• mean

• median

• mode

• range

-most frequently occurring number in a data set

• mean

• median

• mode

• range

-center number of a data set

• mean

• median

• mode

• range

difference between the largest and smallest value of a data set

• mean

• median

• mode

• range

-graph used to convey information about center and variability

• stem and leaf plot

• dot plot

• histogram

• box plot

measure of variability when data is skewed

• interquartile range

• mean absolute deviation

• deviation from the mean

• upper quartile

describes middle 50% of data

• lower quartile range

• mean absolute deviation

• interquartile range

• deviation from the mean

science of collecting and analyzing data

• statistics

• statistical question

• biology

• forenzics